mailmap: update Matt Ranostay email address

Set current email address to replace previous employers email addresses.

Cc: Jonathan Cameron <jic23@kernel.org>
Cc: Daniel Baluta <daniel.baluta@intel.com>
Cc: linux-iio@vger.kernel.org
Signed-off-by: Matt Ranostay <mranostay@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

.mailmap

@@ -84,6 +84,8 @@ Leonid I Ananiev <leonid.i.ananiev@intel.com>
 Linas Vepstas <linas@austin.ibm.com>
 Mark Brown <broonie@sirena.org.uk>
 Matthieu CASTET <castet.matthieu@free.fr>
+Matt Ranostay <mranostay@gmail.com> Matthew Ranostay <mranostay@embeddedalley.com>
+Matt Ranostay <mranostay@gmail.com> <matt.ranostay@intel.com>
 Mayuresh Janorkar <mayur@ti.com>
 Michael Buesch <m@bues.ch>
 Michel Dänzer <michel@tungstengraphics.com>